Growing community of inventors

Namao, Canada

Fred Hildebrandt

Average Co-Inventor Count = 3.00

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 47

Fred HildebrandtChalmer G Kirkbride (2 patents)Fred HildebrandtJames A Doyle (2 patents)Fred HildebrandtFred Hildebrandt (2 patents)Chalmer G KirkbrideChalmer G Kirkbride (10 patents)James A DoyleJames A Doyle (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chattanooga Corporation (2 from 10 patents)


2 patents:

1. 6319395 - Process and apparatus for converting oil shale or tar sands to oil

2. 6139722 - Process and apparatus for converting oil shale or tar sands to oil

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as of
12/9/2025
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